Chapter9
Network Naming
“It’s not DNS
There’s no way it’s DNS
It was DNS”
—u/SSBroski
In this chapter, you will learn how to
■ Analyze and configure early name resolution solutions
■ Describe the function and capabilities of DNS
■ Use common TCP/IP utilities to diagnose problems with DNS
Every host on the Internet has a unique IP address. Then why do we use names such as www.totalsem.com to access hosts, such as a Web server, instead of an IP address?
Although computers use IP addresses to communicate with each other over a TCP/IP network, people need easy-to-remember names. To resolve this conflict, long ago, even before TCP/IP and the Internet ...
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